Knock Reviews

Knock Description

The most powerful notification system that you will ever build.

Knock is a flexible and reliable notification infrastructure that scales with you. Use our APIs for engaging users, enabling cross-channel workflows and managing notification preferences.

Move quickly with a notification system that is ready to scale, from your first welcome message to a multi-channel system that puts the customer first. Knock gives you a team dedicated to your notifications.

Start with email and the in-app channels. Add push, SMS and Slack as you need them.

Predictable pricing that grows with you. No upfront fees required or infrastructure setup required.

Message infrastructure is not required to send large volumes of notifications.